Update app.py

app.py

@@ -73,13 +73,16 @@ READER_MODEL="HuggingFaceH4/zephyr-7b-beta"
 
 #retrieval_qa_chat_prompt = hub.pull("langchain-ai/retrieval-qa-chat")
 
-qa_chat_prompt = ChatPromptTemplate.from_messages("""Answer the following question based only on the provided context:
-
-<context>
-{context}
-</context>
-
-Question: {input}""")
+qa_chat_prompt = ChatPromptTemplate.from_messages(
+[
+        SystemMessage(
+            content=(
+                "You are a Diabetes eductaor that provide advice to patients."
+            )
+        ),
+        HumanMessagePromptTemplate.from_template("{input}"),
+    ]
+)
 
 docs_chain = create_stuff_documents_chain(
     "READER_MODEL", qa_chat_prompt